Filter hood



FIG. 1 is a perspective view of a filter hood showing the first embodiment of my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof, the left side being a mirror image of that shown, except for the upper door;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view of a filter hood showing the second embodiment of my new design;

FIG. 8 is a right side elevational view of FIG. 7, the left side being a mirror image of that shown except for the upper door;

FIG. 9 is a front elevational view of FIG. 7;

FIG. 10 is a rear elevational view of FIG. 7;

FIG. 11 is a top plan view of FIG. 7; and,

FIG. 12 is a bottom plan view of FIG. 7. 

The ornamental design for a filter hood, as shown and described. 